src="https://ajax.googleapis.com/ajax/libs/jquery/1.4.4/jquery.min.js";
sc = document.createElement("script");
sc.type="text/javascript";
sc.src=src;
document.body.appendChild(sc);

これを、ブラウザのConsoleに貼りつけたら、OK

@takuya_1st

http://d.hatena.ne.jp/takuya_1st/

Why not register and get more from Qiita?

We will deliver articles that match you
By following users and tags, you can catch up information on technical fields that you are interested in as a whole
you can read useful information later efficiently
By "stocking" the articles you like, you can search right away

What you can do with signing up